Science

Black holes in galaxies rotate fast, study finds
There's a new spin on supermassive black holes: They're incredibly fast, astronomers say.
Security threats aren't new and have long been part of online life. But the increased attention on them makes now a good time to review ways you can protect yourself.
Tycoon proposes to send married couple around Mars
In less than five years, a married couple could be on their way toward Mars in an audacious but bare-bones private mission that would slingshot them around the red planet, under a plan announced Wednesday by a financial tycoon and his team.
Video: Gates, Zuckerberg urge kids to code
Microsoft Chairman Bill Gates, Facebook CEO Mark Zuckerberg and Twitter creator Jack Dorsey are among the tech luminaries appearing in a new video promoting the teaching and learning of computer coding in schools.
Email, voicemail, text -- no response. What gives?
Technology is supposed to make us easier to reach, and often does. But the same modes of communication that have hooked us on the instant reply also can leave us feeling forgotten.
Hundreds of Internet address suffixes to rival ".com" should be available for people and businesses to use by the end of the year, the head of an Internet oversight agency said Monday.
Internet users who illegally share music, movies or television shows online could soon receive warning notices from the nation's five major Internet service providers.
The limits of big data
We've been hearing a lot about the power of "big data" and how harnessing the increasing amount of data being compiled about individuals can change the way we live. But are there limits to what we can learn from data?
Private US firms take major role vs. cyberattacks
When Kevin Mandia, a retired military cybercrime investigator, decided to expose China as a primary threat to U.S. computer networks, he didn't have to consult with American diplomats in Beijing or declassify tactics to safely reveal government secrets.
Mapping the human brain
In his address last week, President Barack Obama called for investment in mapping the human brain. Much like the Human Genome project, the Brain Activity Map will be a decade-long exploration into the workings of the human brain.